Nine mm Cold Rolled Steel Rebars with High Quality
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 15000 m.t./month
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Specifications of Nine mm Cold Rolled Steel Rebars with High Quality:
Name | Cold Rolled Steel Rebar | |
Diameter | 5mm,5.5mm,6mm,6.5mm,7mm,8mm,9mm,10mm, 11mm,12mm, | |
Length | 6M, 9M,12M or as required | |
Price | Keep lower operating costs so as to offer competitive price for our clients | |
Label | to be specified by customer, generally, each bundle has 1-2 labels | |
Application | Building, construction | |
Invoicing | Actual or Theoretical Weight Basis as buyer’s request. | |
Theoretical weight and section area of each diameter of Nine mm Cold Rolled Steel Rebars with High Quality as below for your information:
Diameter(mm) | Section area (mm²) | Mass(kg/m) | Weight of 12m (kg) | Pcs/ton |
9 | 63.6 | 0.499 | 5.988 | 167 |
Packaging & Delivery of Nine mm Cold Rolled Steel Rebars with High Quality:
Packaging Detail: products are packed in bundle and then shipped by container or bulk vessel, deformed bar is usually naked strapping delivery, when storing, please pay attention to moisture proof. The performance of rust will produce adverse effect.
Each bundle weight: 2-3MT, or as required
Payment terms: TT payment in advance or Irrevocable LC at sight.
Trade terms :FOB, CFR, CIF
Delivery Detail: within 45 days after received advanced payment or LC.
FAQ:
Q1: Why buy Materials & Equipment from OKorder.com?
A1: All products offered byOKorder.com are carefully selected from China's most reliable manufacturing enterprises. Through its ISO certifications, OKorder.com adheres to the highest standards and a commitment to supply chain safety and customer satisfaction.
Q2: How do we guarantee the quality of our products?
A2: We have established an advanced quality management system which conducts strict quality tests at every step, from raw materials to the final product. At the same time, we provide extensive follow-up service assurances as required.
Q3: How soon can we receive the product after purchase?
A3: Within three days of placing an order, we will arrange production. The shipping date is dependent upon the quatity, how many sizes you want and the plan of production, but is typically 1 month to 2 month days from the beginning of production.
Images of Nine mm Cold Rolled Steel Rebars with High Quality:
- Q:Are steel rebars available in different shapes and profiles?
- Yes, steel rebars are available in various shapes and profiles to suit different construction needs.
- Q:What is the effect of steel rebars on the thermal conductivity of concrete?
- The thermal conductivity of concrete is greatly affected by the presence of steel rebars. Steel, being an excellent conductor of heat, allows thermal energy to easily pass through its structure. When steel rebars are embedded in concrete, they create a pathway for heat to flow within the material. The thermal conductivity of steel rebars can have both positive and negative consequences on the overall thermal performance of concrete structures. On one hand, it can improve heat transfer within the structure, enabling more efficient heating or cooling. This is advantageous in scenarios where thermal conductivity is desired, such as in building designs that require active temperature control. However, the presence of steel rebars can also result in increased heat loss or gain based on the environmental conditions. When there is a temperature difference between the inside and outside of the structure, the steel rebars can act as thermal bridges, making it easier for heat to escape or enter the building. As a consequence, higher energy consumption is needed for heating or cooling purposes. To address these potential issues, additional insulation measures can be implemented to decrease the thermal bridging effect caused by steel rebars. This may involve using thermal break materials or coatings, or adopting insulation techniques like adding foam or other insulating materials around the rebars. In conclusion, steel rebars significantly influence the thermal conductivity of concrete. While they can enhance heat transfer within the structure, they can also lead to increased heat loss or gain. Appropriate insulation measures should be taken into account to minimize the negative effects of thermal bridging caused by steel rebars.
- Q:How do steel rebars prevent corrosion in concrete structures?
- Steel rebars prevent corrosion in concrete structures through a process called passivation. When rebars are embedded in concrete, the alkaline environment of the concrete causes the formation of a protective oxide layer on the surface of the steel. This oxide layer acts as a barrier, preventing the penetration of oxygen and moisture that are necessary for corrosion to occur. Additionally, rebars are often coated with epoxy or galvanized to provide an extra layer of protection against corrosion.
- Q:How are steel rebars tested for tensile strength?
- Steel rebars are tested for tensile strength by subjecting them to a controlled force in a testing machine. This machine applies an increasing load to the rebar until it fractures. The maximum force applied to the rebar before it breaks is then recorded as the tensile strength.
- Q:Excuse me, Shagang steel steel, what is the sign of
- Steel is known as hot rolled ribbed bar. Ordinary hot rolled steel bars are made up of HRB and the minimum yield point of the brand. H, R, and B are the first letters in English for hot-rolled (Hotrolled), ribbed (Ribbed) and reinforced (Bars) three words. Hot rolled ribbed bar is divided into two levels, HRB335 (old No. 20MnSi), three HRB400 (20MnSiV, 20MnSiNb, old No. 20Mnti), four grade HRB500 three grade
- Q:Can steel rebars be used in structures with limited construction equipment?
- Yes, steel rebars can be used in structures with limited construction equipment. Steel rebars are versatile and can be easily handled and installed with minimal equipment. They can be cut to size using handheld tools such as bolt cutters or torches, eliminating the need for heavy machinery. Furthermore, steel rebars are lightweight, making them easier to transport and maneuver on-site. Their flexibility allows for various construction techniques, such as tying them together with wire or using wire mesh to reinforce concrete. Overall, steel rebars are a practical choice for structures with limited construction equipment, providing strength and durability without requiring extensive machinery.
- Q:Can steel rebars be painted or coated?
- Steel rebars can indeed be painted or coated, a common practice in construction and engineering for protecting against corrosion and enhancing their appearance. The procedure involves applying a layer of paint or coating substance onto the rebars' surface. This protective layer acts as a barrier, preventing moisture and other corrosive elements from reaching the steel, thereby extending the rebars' lifespan. Furthermore, painting or coating the rebars aids in distinguishing them from other construction materials or facilitating color-coded identification. It is crucial to utilize top-notch paint or coating materials specifically formulated for steel applications to ensure adequate adhesion and durability.
- Q:How are steel rebars classified based on their surface patterns?
- There are two main categories for classifying steel rebars, which are based on their surface patterns. These categories include plain rebars and deformed rebars. Plain rebars have a smooth and plain surface without any surface patterns or deformations. They are mainly used in situations where the concrete needs to slide along the rebar, such as in bridges and highway pavements. The smooth surface of plain rebars ensures a strong bond between the steel and concrete, allowing for good load transfer between the two materials. On the other hand, deformed rebars have surface patterns or deformations that improve their bond with concrete. These patterns can take the form of ribs, indentations, or other irregularities. Deformed rebars provide better mechanical anchoring to the concrete, preventing slippage and enhancing the overall structural integrity of reinforced concrete structures. Furthermore, deformed rebars are further classified based on the type and shape of their surface patterns. Some common types include ribbed rebars, indented rebars, and twisted rebars. Ribbed rebars have continuous, evenly spaced ribs along their entire length, ensuring strong bonding strength with the concrete even under heavy loads. Indented rebars have indentations or impressions along their length, increasing the surface area and enhancing the bond between the steel and concrete. Twisted rebars have a twisted pattern along their length, providing additional mechanical interlocking between the rebar and concrete. The choice of rebar surface pattern depends on the specific requirements of the construction project. Factors such as the type of structure, load-bearing capacity, and local building regulations play a crucial role in determining the appropriate classification of steel rebars based on their surface patterns.
- Q:How do steel rebars affect the overall sound insulation of a building?
- Steel rebars have minimal impact on the overall sound insulation of a building. While they may conduct sound to a small extent due to their rigid nature, the primary factors affecting sound insulation are the materials used for walls, floors, and ceilings, as well as insulation materials. Steel rebars are typically embedded within concrete structures and do not significantly contribute to sound transmission between spaces.
- Q:What are the common lengths of steel rebars?
- The common lengths of steel rebars typically range from 20 feet to 60 feet, although shorter lengths such as 10 or 12 feet are also commonly available.
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Nine mm Cold Rolled Steel Rebars with High Quality
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 15000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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